#3578C2#3578C2

#3578C2 is a mid, vivid cyan. Relative luminance 0.181; OKLCH L 56.6% C 0.133 H 253.1°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3578C2
RGB	rgb(53, 120, 194)
HSL	hsl(211, 57%, 48%)
HSV	hsv(211, 73%, 76%)
CMYK	cmyk(72.7%, 38.1%, 0%, 23.9%)
CIE-LAB	lab(49.60, 3.96, -44.80)
CIE-LCH	lch(49.60, 44.97, 275.05°)
OKLab	oklab(56.6% -0.0387 -0.1276)
OKLCH	oklch(56.6% 0.133 253.1)
XYZ	xyz(17.9187, 18.0829, 53.5745)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3578C2 #C27F35

analogous

#35BEC2 #3578C2 #3835C2

triadic

#3578C2 #C23578 #78C235

tetradic

#3578C2 #C235BE #C27F35 #35C238

square

#3578C2 #C235BE #C27F35 #35C238

split-complementary

#3578C2 #C23835 #BEC235

monochromatic

#1B3D62 #285A92 #3578C2 #6097D4 #91B7E1

Accessibility & contrast

On white

4.55

#3578C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#3578C2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3578C2

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3578C2	#FFFFFF	#000000	##000000
##3578C2	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567DC5

Deuteranopia (green-blind)

#4070C1

Tritanopia (blue-blind)

#008994

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3578c2;
/* rgb */ color: rgb(53, 120, 194);
/* oklch */ color: oklch(56.6% 0.133 253.1);

Tailwind

colors: {
  custom: {
    50: '#7e9ed5',
    500: '#3578c2',
    950: '#000000',
  },
}

SCSS

$custom: #3578c2;
$custom-light: #7e9ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#3578c2",
  "rgb": {
    "r": 53,
    "g": 120,
    "b": 194
  },
  "hsl": {
    "h": 211.489,
    "s": 57.085,
    "l": 48.431
  },
  "oklch": {
    "l": 0.566,
    "c": 0.13336,
    "h": 253.1
  },
  "luminance": 0.18085
}

Semantic roles & 50–950 ramp

primary

#3578C2

secondary

#CCAB87

accent

#9847E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3578C2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →